20120851935

素因数分解:

$3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{239}}^1\times {\mathrm{14731}}^1$

素因数の和:15108

約数の個数: 48

約数和(自身を含む): 35300229120

約数和(自身を除く): 15179377185

約数列:

[1, 3, 5, 9, 15, 45, 127, 239, 381, 635, 717, 1143, 1195, 1905, 2151, 3585, 5715, 10755, 14731, 30353, 44193, 73655, 91059, 132579, 151765, 220965, 273177, 455295, 662895, 1365885, 1870837, 3520709, 5612511, 9354185, 10562127, 16837533, 17603545, 28062555, 31686381, 52810635, 84187665, 158431905, 447130043, 1341390129, 2235650215, 4024170387, 6706950645, 20120851935]

約数ペア:

[(1, 20120851935), (3, 6706950645), (5, 4024170387), (9, 2235650215), (15, 1341390129), (45, 447130043), (127, 158431905), (239, 84187665), (381, 52810635), (635, 31686381), (717, 28062555), (1143, 17603545), (1195, 16837533), (1905, 10562127), (2151, 9354185), (3585, 5612511), (5715, 3520709), (10755, 1870837), (14731, 1365885), (30353, 662895), (44193, 455295), (73655, 273177), (91059, 220965), (132579, 151765)]